Jung Whee Lee1,
Kyung Myung Sohn and
Hyun Seok Jung
1 All authors: Department of Radiology, Our Lady of Mercy Hospital, The Catholic
University of Korea, 665 Bupyeong-dong, Bupyeong-gu, Incheon 403-720, South
Korea.
Fig. 1A.21-year-old woman with retroperitoneal pregnancy. LK = left
kidney. Abdominal sonogram of left flank area shows echogenic mass (M)
compressing left proximal ureter (arrow) and causing mild dilatation
of left renal pelvis.
Fig. 1B.21-year-old woman with retroperitoneal pregnancy. LK = left
kidney. Sonogram shows mass has thick echogenic wall and internal cystic
portion with embryo (arrow).